About the Number

129280512

129280511 ← → 129280513

2進数表記:111101101001010101000000000

漢数字表記:一億二千九百二十八万五百十二

素因数分解:

2 9 × 3 1 × 17 1 × 4951 1

素因数の和:4989
約数の個数: 80
約数和(自身を含む): 364744512
約数和(自身を除く): 235464000

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 96, 102, 128, 136, 192, 204, 256, 272, 384, 408, 512, 544, 768, 816, 1088, 1536, 1632, 2176, 3264, 4352, 4951, 6528, 8704, 9902, 13056, 14853, 19804, 26112, 29706, 39608, 59412, 79216, 84167, 118824, 158432, 168334, 237648, 252501, 316864, 336668, 475296, 505002, 633728, 673336, 950592, 1010004, 1267456, 1346672, 1901184, 2020008, 2534912, 2693344, 3802368, 4040016, 5386688, 7604736, 8080032, 10773376, 16160064, 21546752, 32320128, 43093504, 64640256, 129280512]

約数ペア:
[(1, 129280512), (2, 64640256), (3, 43093504), (4, 32320128), (6, 21546752), (8, 16160064), (12, 10773376), (16, 8080032), (17, 7604736), (24, 5386688), (32, 4040016), (34, 3802368), (48, 2693344), (51, 2534912), (64, 2020008), (68, 1901184), (96, 1346672), (102, 1267456), (128, 1010004), (136, 950592), (192, 673336), (204, 633728), (256, 505002), (272, 475296), (384, 336668), (408, 316864), (512, 252501), (544, 237648), (768, 168334), (816, 158432), (1088, 118824), (1536, 84167), (1632, 79216), (2176, 59412), (3264, 39608), (4352, 29706), (4951, 26112), (6528, 19804), (8704, 14853), (9902, 13056)]

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